Thielsen Family History

You can see how Thielsen families moved over time by selecting different census years. The Thielsen family name was found in the USA between 1880 and 1920. The most Thielsen families were found in USA in 1920. In 1880 there were 5 Thielsen families living in Oregon. This was about 83% of all the recorded Thielsen's in USA. Oregon had the highest population of Thielsen families in 1880.

Use census records and voter lists to see where families with the Thielsen surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.